In this context, the Board has documented 27 cases of staff members at headquarters who, even when their functions would have required field experience, have never rotated since their recruitment — in the 1970s or 1980s for the most part.
En este contexto, la Junta ha documentado 27 casos de funcionarios de la sede que, aun cuando sus funciones habrían requerido experiencia sobre el terreno, nunca habían rotado desde su contratación, la mayor parte en el decenio de 1970 ó 1980.